Metsä Group Äänekoski - Key technology for Bioproduct mill
Dec 11, 2018
Metsä Group's bioproduct mill in Äänekoski was started up on August 15, 2017. Valmet’s delivery to the mill included a recovery boiler, pulp drying line, gasification plant, lime kiln, sulfuric acid plant, and mill-wide Valmet DNA automation system. The bioproduct mill takes pulp production to a new level. In the mill, every single bit of the wood raw material and production side streams are utilized to achieve maximum material and energy efficiency.
![Timo Merikallio, Project Director, Metsä Group Äänekoski Bioproducut mill](/globalassets/media/articles/pulp/aanekoski/metsa_aanekoski_reference-570x277.jpg?width=850&format=webp&quality=70)
Summary:
Location |
Äänekoski, Finland |
Customer challenge |
The old pulp mill had started production in 1985 and was therefore approaching the end of its operating life cycle. Metsä Group The new Äänekoski mill is called a bioproduct mill since it is increasing the product portfolio with new bioproducts, generating excess bioenergy, and using no fossil fuels.
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Solution |
New pulp mill with key technology from Valmet:
Biomass dryer and gasification plant:
Pulp drying and baling line:
Mill wide automation:
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Results |
The project was a success with the bioproduct mill coming into operation on 15 August 2017 - 7 minutes before the original plan. The mill reached its nominal capacity in August 2018.
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Keywords | Chemical pulping, Bioproduct mill, New lines, Finland, Europe |